[ES6 modules] Add WPT for loading cyclic module graph w/ slow imports

Bug: 594639 Change-Id: I3cf8a640a73083ad612c96fc4bbd0f01e00f6e46 Reviewed-on: https://chromium-review.googlesource.com/535413 Cr-Commit-Position: refs/heads/master@{#479295} WPT-Export-Revision: 34a24748bf9325b7c641ee8a05417c9402f5adb5
web-platform-tests · Jun 14, 2017 · 7ea69af · 7ea69af
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diff --git a/html/semantics/scripting-1/the-script-element/module/slow-cycle.html b/html/semantics/scripting-1/the-script-element/module/slow-cycle.html
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+<!DOCTYPE html>
+<title>Cyclic graph with slow imports</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script type="module">
+import { loaded } from "./slow-module-graph-a.js";
+
+test(() => {
+  assert_true(loaded);
+}, "module graph with cycles load even if part of the graph loads slow");
+</script>
diff --git a/html/semantics/scripting-1/the-script-element/module/slow-module-graph-a.js b/html/semantics/scripting-1/the-script-element/module/slow-module-graph-a.js
@@ -0,0 +1,3 @@
+import "./slow-module-graph-b.js";
+import "./resources/delayed-modulescript.py"
+export let loaded = true;
diff --git a/html/semantics/scripting-1/the-script-element/module/slow-module-graph-b.js b/html/semantics/scripting-1/the-script-element/module/slow-module-graph-b.js
@@ -0,0 +1 @@
+import "./slow-module-graph-a.js";